Seedream 4.0 model guide
A unified hosted model for generation, editing, multiple references, and output up to 4K.
What is Seedream 4.0?
Seedream 4.0 accepts text, images, or both for generation, editing, and image composition.
Verified image examples
No rights-verified sample is available for this guide. Review the official source for current examples.
Seedream 4.0 capabilities
Seedream 4.0 inputs and controls
These controls come from the linked official source. A host or local runtime can expose a smaller set.
| Field | Type | What it controls |
|---|---|---|
| Prompt | Text | Describes the generation or edit. |
| Reference images | Images | Provide one or more visual inputs. |
| Aspect ratio or size | Selection | Uses adaptive or custom sizing. |
| Output resolution | Selection | Supports output up to 4K. |
Best uses for Seedream 4.0
- Product imagery
- Campaign versions
- Creative editing
Limits to consider
- It requires supported ByteDance or partner access.
- 4K output can use more time and service resources.
- Knowledge-based images and rendered text need review.
Availability and license context
Availability: Available through ByteDance platforms and supported API services.
License context: Use follows the terms of the selected ByteDance or partner service. The official page does not publish open weights.
Seedream 4.0 questions
What is Seedream 4.0?
Seedream 4.0 accepts text, images, or both for generation, editing, and image composition.
When was Seedream 4.0 introduced?
Seedream 4.0 was introduced or documented in 2025.
What can Seedream 4.0 do?
Seedream 4.0 supports text-to-image generation and image-to-image editing.
What is Seedream 4.0 best for?
It is useful for product imagery, campaign versions, creative editing.
Where is Seedream 4.0 available?
Available through ByteDance platforms and supported API services.
What license applies to Seedream 4.0?
Use follows the terms of the selected ByteDance or partner service. The official page does not publish open weights.
Source and review note
Capabilities can change. Review the official documentation before production or commercial use.
Official Seedream 4.0 model page